From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E6EECCA473 for ; Wed, 15 Jun 2022 13:09:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238939AbiFONJN (ORCPT ); Wed, 15 Jun 2022 09:09:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234938AbiFONJL (ORCPT ); Wed, 15 Jun 2022 09:09:11 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id D4AD81F625; Wed, 15 Jun 2022 06:09:09 -0700 (PDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id BD837139F; Wed, 15 Jun 2022 06:09:09 -0700 (PDT) Received: from e127744.arm.com (unknown [10.57.84.186]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 7B9223F66F; Wed, 15 Jun 2022 06:09:07 -0700 (PDT) From: German Gomez To: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, acme@kernel.org Cc: German Gomez , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim Subject: [PATCH 0/1] perf test: Add test for branch stack sampling Date: Wed, 15 Jun 2022 14:09:00 +0100 Message-Id: <20220615130901.1151397-1-german.gomez@arm.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, While testing Anshuman Khandual's branch stack sampling ABI, and BRBE driver ([1] and [2] respectively) I've been using this test to check the consistency between arches (x86 and Arm64). We might extend it with Arm64-specific tests once the BRBE driver has been reviewed and merged, but for now I think this is generic enough to cover both x86 LBR and Arm BRBE. Thanks, German [1] https://lore.kernel.org/linux-arm-kernel/20220610035101.424112-1-anshuman.khandual@arm.com/ [2] https://lore.kernel.org/all/20220613100119.684673-1-anshuman.khandual@arm.com/ German Gomez (1): perf test: Add self test for branch stack sampling tools/perf/tests/shell/lib/brstack/main.h | 15 ++++ tools/perf/tests/shell/lib/brstack/test.c | 25 +++++++ tools/perf/tests/shell/test_brstack.sh | 86 +++++++++++++++++++++++ 3 files changed, 126 insertions(+) create mode 100644 tools/perf/tests/shell/lib/brstack/main.h create mode 100644 tools/perf/tests/shell/lib/brstack/test.c create mode 100755 tools/perf/tests/shell/test_brstack.sh -- 2.25.1